Analysis

  • max time kernel
    135s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/05/2024, 09:56

General

  • Target
    453554affb4477ef1397310265a6a90ae0953e5bca58d9b7b98e7323e7cccdf6.exe
  • Size 1.3MB
  • Sample240523-lyrd9ace56
  • SHA256 453554affb4477ef1397310265a6a90ae0953e5bca58d9b7b98e7323e7cccdf6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • kinza

C2
  • 77.91.124.86:19084

Signatures

  • Detect Mystic stealer payload 3 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\453554affb4477ef1397310265a6a90ae0953e5bca58d9b7b98e7323e7cccdf6.exe
    "C:\Users\Admin\AppData\Local\Temp\453554affb4477ef1397310265a6a90ae0953e5bca58d9b7b98e7323e7cccdf6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\JD7oZ9jo.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\JD7oZ9jo.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4916
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\Yi0Qu7Ko.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\Yi0Qu7Ko.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4392
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dT9yG7Sf.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dT9yG7Sf.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2988
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Rs37xE9.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Rs37xE9.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2336
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:2832
            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2MK152qh.exe
              C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2MK152qh.exe
              5⤵
              • Executes dropped EXE
              PID:4248

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          JD7oZ9jo.exe

          • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\JD7oZ9jo.exe
          • Size 1.2MB
          • SHA256 37bef7fe1c718f9ee1ffa18fe8fb3a516d1f464aaa536f02c18f1b63b58edd73
          • MD5 SHA1 SHA512 SSDEEP

          Yi0Qu7Ko.exe

          • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\Yi0Qu7Ko.exe
          • Size 762KB
          • SHA256 8a14bc158f2bab49eafd556bd51635a7102b322a4debb1f63fcb57dcb7f745f1
          • MD5 SHA1 SHA512 SSDEEP

          dT9yG7Sf.exe

          • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\dT9yG7Sf.exe
          • Size 565KB
          • SHA256 03dd8bac72407083fc3d0017dcb1f7733700c553eaf4676f4505b20fb1d34d99
          • MD5 SHA1 SHA512 SSDEEP

          1Rs37xE9.exe

          • Path C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Rs37xE9.exe
          • Size 1.1MB
          • SHA256 cd17f994e3027975bda505f96d1b218bbbd059c472495be222437a7aae651292
          • MD5 SHA1 SHA512 SSDEEP

          2MK152qh.exe

          • Path C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2MK152qh.exe
          • Size 221KB
          • SHA256 7495e5e90c41793f72907b0e1355d97a867a0874b95c81804bd3f461a77e5996
          • MD5 SHA1 SHA512 SSDEEP

          memory/2832-28-0x0000000000400000-0x0000000000434000-memory.dmp

          memory/2832-29-0x0000000000400000-0x0000000000434000-memory.dmp

          memory/2832-31-0x0000000000400000-0x0000000000434000-memory.dmp

          memory/4248-35-0x0000000000320000-0x000000000035E000-memory.dmp

          memory/4248-36-0x00000000075F0000-0x0000000007B94000-memory.dmp

          memory/4248-37-0x00000000070E0000-0x0000000007172000-memory.dmp

          memory/4248-38-0x0000000002600000-0x000000000260A000-memory.dmp

          memory/4248-39-0x00000000081C0000-0x00000000087D8000-memory.dmp

          memory/4248-41-0x0000000007310000-0x0000000007322000-memory.dmp

          memory/4248-40-0x0000000007BA0000-0x0000000007CAA000-memory.dmp

          memory/4248-42-0x00000000074A0000-0x00000000074DC000-memory.dmp

          memory/4248-43-0x00000000074E0000-0x000000000752C000-memory.dmp